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2026-01-05 - 10:26
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: ondemand
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rack5slot4.osadl.org (updated Mon Jan 05, 2026 00:44:02)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
31975212161,7sleep00-21swapper/019:07:050
32106212061,6sleep20-21swapper/219:08:472
32023210595,7sleep10-21swapper/119:07:421
31906210494,7sleep30-21swapper/319:06:123
295942670,1sleep129601-21kthreadcore20:00:201
88532630,1sleep10-21swapper/120:10:211
48772600,0sleep00-21swapper/020:10:000
189482580,1sleep318951-21kthreadcore22:15:183
163122580,1sleep20-21swapper/200:35:212
132892580,0sleep00-21swapper/022:40:170
242512570,1sleep30-21swapper/322:20:183
327122550,0sleep30-21swapper/319:10:133
130762540,0sleep30-21swapper/322:40:173
3236699270,26cyclictest0-21swapper/219:26:152
3235699270,26cyclictest0-21swapper/021:05:530
3236699260,25cyclictest0-21swapper/222:44:062
3236699260,25cyclictest0-21swapper/221:03:262
3236699260,25cyclictest0-21swapper/220:49:222
3235699260,25cyclictest0-21swapper/023:33:570
3235699260,25cyclictest0-21swapper/022:08:420
161412260,0sleep20-21swapper/223:10:232
3236699250,24cyclictest0-21swapper/220:15:222
3235699250,24cyclictest0-21swapper/022:12:090
32366992422,2cyclictest0-21swapper/222:20:322
3236699238,14cyclictest0-21swapper/222:05:162
3236699238,14cyclictest0-21swapper/220:10:282
32366992321,2cyclictest0-21swapper/221:11:412
32366992320,2cyclictest0-21swapper/222:29:032
32366992316,7cyclictest0-21swapper/223:32:242
3236699230,22cyclictest0-21swapper/219:57:342
3236699230,21cyclictest3189-21cron21:35:012
32358992319,3cyclictest0-21swapper/122:31:391
32358992319,2cyclictest750-21snmpd20:20:131
3235699230,22cyclictest0-21swapper/021:44:560
3235699230,22cyclictest0-21swapper/020:31:010
3235699230,22cyclictest0-21swapper/000:24:010
3236699227,9cyclictest0-21swapper/221:20:272
3236699227,14cyclictest0-21swapper/220:30:222
3236699227,14cyclictest0-21swapper/219:35:212
3236699225,15cyclictest0-21swapper/200:25:192
32366992218,3cyclictest0-21swapper/219:46:582
32366992218,3cyclictest0-21swapper/219:43:242
32366992214,7cyclictest0-21swapper/200:12:462
3236699220,21cyclictest0-21swapper/223:03:242
3236699220,21cyclictest0-21swapper/222:38:052
3236699220,21cyclictest0-21swapper/222:34:172
3236699220,21cyclictest0-21swapper/221:49:292
3236699220,21cyclictest0-21swapper/221:39:122
3236699220,21cyclictest0-21swapper/221:16:262
3236699220,16cyclictest0-21swapper/223:28:282
3235899220,21cyclictest0-21swapper/121:17:561
3235899220,21cyclictest0-21swapper/120:46:431
3235899220,21cyclictest0-21swapper/120:05:371
3235899220,21cyclictest0-21swapper/119:46:161
32366992119,2cyclictest0-21swapper/221:05:322
32366992118,2cyclictest750-21snmpd21:57:112
32366992117,3cyclictest0-21swapper/223:37:182
3236699211,19cyclictest0-21swapper/220:05:082
3236699211,19cyclictest0-21swapper/200:30:072
3236699210,2cyclictest0-21swapper/223:55:122
3236699210,2cyclictest0-21swapper/222:46:442
3236699210,20cyclictest0-21swapper/219:30:132
3236699210,20cyclictest0-21swapper/200:20:132
32358992118,3cyclictest0-21swapper/122:23:441
3235899210,2cyclictest0-21swapper/121:48:021
3235899210,20cyclictest0-21swapper/123:59:271
3235899210,20cyclictest0-21swapper/123:27:121
3235899210,20cyclictest0-21swapper/123:24:001
3235899210,20cyclictest0-21swapper/122:15:171
3235899210,20cyclictest0-21swapper/121:58:141
3235899210,20cyclictest0-21swapper/121:53:041
3235899210,20cyclictest0-21swapper/120:39:131
3235899210,20cyclictest0-21swapper/120:16:251
3235899210,20cyclictest0-21swapper/119:23:551
3235899210,20cyclictest0-21swapper/100:38:431
32366992018,1cyclictest750-21snmpd23:42:482
32366992018,1cyclictest750-21snmpd22:04:122
32366992018,1cyclictest750-21snmpd19:16:392
32366992018,1cyclictest750-21snmpd00:02:002
32366992017,2cyclictest750-21snmpd20:24:552
32366992016,3cyclictest0-21swapper/221:29:232
32366992015,4cyclictest750-21snmpd20:52:192
3236699200,20cyclictest0-21swapper/220:56:392
3236699200,19cyclictest0-21swapper/223:50:242
3236699200,19cyclictest0-21swapper/220:00:202
32358992018,2cyclictest0-21swapper/122:37:501
32358992018,2cyclictest0-21swapper/120:31:431
32358992018,2cyclictest0-21swapper/100:00:421
32358992017,3cyclictest0-21swapper/119:41:151
32358992017,3cyclictest0-21swapper/119:39:571
32358992017,3cyclictest0-21swapper/100:21:491
32358992016,2cyclictest22897-21awk20:55:001
3235899200,2cyclictest0-21swapper/123:50:151
3235899200,2cyclictest0-21swapper/121:39:551
3235899200,2cyclictest0-21swapper/121:02:231
3235899200,2cyclictest0-21swapper/119:30:311
3235899200,2cyclictest0-21swapper/100:10:131
3235899200,20cyclictest0-21swapper/122:25:241
3235899200,20cyclictest0-21swapper/100:17:451
3235899200,19cyclictest0-21swapper/123:49:451
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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